Inventor

HATAKEYAMA YASUYUKI

JP7 patents

⚠️ This page may combine multiple inventors who share the name “HATAKEYAMA YASUYUKI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

MITSUI TOATSU CHEMICALS

4 patents

US5674953AOct 7, 1997

Method of preventing scale adhesion to surfaces of polymerization tank with phenol-aldehyde coating

MITSUI TOATSU CHEMICALS5 citations72

US5728780AMar 17, 1998

Method of preventing scale adhesion to the surfaces of a polymerization tank and the like

MITSUI TOATSU CHEMICALS4 citations71

US5147948ASep 15, 1992

Method for polymerizing vinyl chloride while inhibiting adhesion to the polymerization reactor with coating from poly(hydricphenol sulfide)

MITSUI TOATSU CHEMICALS4 citations61

US5674954AOct 7, 1997

Method of preventing scale adhesion to the surfaces of a polymerization tank and the like

MITSUI TOATSU CHEMICALS2 citations60

SHARP KK

2 patents

US4885766ADec 5, 1989

Remote control device using a telephone line

SHARP KK178 citations95

US4405219ASep 20, 1983

Optical image synthesis method and apparatus

SHARP KK8 citations68

MITSUI CHEMICALS INC

1 patent

US6291600B1Sep 18, 2001

Method of preventing scale adhesion to the surfaces of a polymerization tank

MITSUI CHEMICALS INC1 citations60